diff --git a/openbox/action.c b/openbox/action.c
index 98097d7a..51de17da 100644
--- a/openbox/action.c
+++ b/openbox/action.c
@@ -1236,7 +1236,7 @@ void action_growtoedge(union ActionData *data)
     if (!c)
         return;
     
-    a =  = screen_area(c->desktop);
+    a = screen_area(c->desktop);
     x = c->frame->area.x;
     y = c->frame->area.y;
     width = c->frame->area.width;